where to find a worm gear library part

where can i find a worm gear library part that is driven mathematically.

I found one for spur gear which allow me to change its parameter to suit my application.

But i could not find a worm gear.

Can anyone help ?

Hi



I need both Spur, Worm & if I'm not demanding too much then

i would also like to know about Hehical & spiral gears



Thanks in advance.



Salil

Hi Salil,

try www.traceparts.com ..... you can find your spur gear there

and many others ....



Hi All,

anyone got the section relation equation for defining a screw thread ? ....